以下句子正确吗?为何?I wasn’t happy at school until I found I had the ability of making people laugh.According to my opinion, scientists take a pessimistic view.
...nd cream
This cake was made with eggs and cream
I visited that city with my siser last yer
That city was visited with my sister last year
I bought some paper to practice painting
Some paper was bought to practice painting
在以上四个句子中,我都没有把主语,即动作的执行者...
...e 46____________(hire) our bikes from the rental place at the South Gate. My bike was old and shaky 47____________ did the job. It took us about 3 hours to go all 48____________ way around the Xi'an City Wall. Supposedly you can do it in two hours, but we stopped at the different gates and 49____...